1 files changed, 85 insertions, 0 deletions
diff --git a/spec/graphql/mutations/incident_management/timeline_event/promote_from_note_spec.rb b/spec/graphql/mutations/incident_management/timeline_event/promote_from_note_spec.rb
new file mode 100644
index 00000000000..598ee496cf1
--- /dev/null
+++ b/spec/graphql/mutations/incident_management/timeline_event/promote_from_note_spec.rb
@@ -0,0 +1,85 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Mutations::IncidentManagement::TimelineEvent::PromoteFromNote do
+  let_it_be(:current_user) { create(:user) }
+  let_it_be(:project) { create(:project) }
+  let_it_be(:incident) { create(:incident, project: project) }
+  let_it_be(:comment) { create(:note, project: project, noteable: incident) }
+  let_it_be(:issue) { create(:issue, project: project) }
+  let_it_be(:issue_comment) { create(:note, project: project, noteable: issue) }
+  let_it_be(:alert) { create(:alert_management_alert, project: project) }
+  let_it_be(:alert_comment) { create(:note, project: project, noteable: alert) }
+
+  let(:args) { { note_id: comment.to_global_id.to_s } }
+
+  specify { expect(described_class).to require_graphql_authorizations(:admin_incident_management_timeline_event) }
+
+  describe '#resolve' do
+    subject(:resolve) { mutation_for(project, current_user).resolve(**args) }
+
+    context 'when a user has permissions to create timeline event' do
+      let(:expected_timeline_event) do
+        instance_double(
+          'IncidentManagement::TimelineEvent',
+          note: comment.note,
+          occurred_at: comment.created_at.to_s,
+          incident: incident,
+          author: current_user,
+          promoted_from_note: comment
+        )
+      end
+
+      before do
+        project.add_developer(current_user)
+      end
+
+      it_behaves_like 'creating an incident timeline event'
+
+      context 'when TimelineEvents::CreateService responds with an error' do
+        before do
+          allow_next_instance_of(::IncidentManagement::TimelineEvents::CreateService) do |service|
+            allow(service).to receive(:execute).and_return(
+              ServiceResponse.error(payload: { timeline_event: nil }, message: 'Some error')
+            )
+          end
+        end
+
+        it_behaves_like 'responding with an incident timeline errors', errors: ['Some error']
+      end
+    end
+
+    context 'when note does not exist' do
+      let(:args) { { note_id: 'gid://gitlab/Note/0' } }
+
+      it 'raises an error' do
+        expect { resolve }.to raise_error(Gitlab::Graphql::Errors::ResourceNotAvailable)
+      end
+    end
+
+    context 'when note does not belong to an incident' do
+      let(:args) { { note_id: issue_comment.to_global_id.to_s } }
+
+      it 'raises an error' do
+        expect { resolve }.to raise_error(Gitlab::Graphql::Errors::ResourceNotAvailable)
+      end
+    end
+
+    context 'when note belongs to anything else but issuable' do
+      let(:args) { { note_id: alert_comment.to_global_id.to_s } }
+
+      it 'raises an error' do
+        expect { resolve }.to raise_error(Gitlab::Graphql::Errors::ResourceNotAvailable)
+      end
+    end
+
+    it_behaves_like 'failing to create an incident timeline event'
+  end
+
+  private
+
+  def mutation_for(project, user)
+    described_class.new(object: project, context: { current_user: user }, field: nil)
+  end
+end